package day04;

public class arraydemo2 {
    public static void main(String[] args) {
        //数组的初始化
        int[] arr1 = new int[3];
        int[] arr2 = {2,5,8};
        int[] arr3 = new int[]{2,5,8};
        int[] arr4 ;
        arr4= new int[]{2,5,8};
    }
}
